# -*- coding: utf-8; mode: snippet -*-
# name: add-function
# key: add-function
# contributor: Shuguang Sun
# --
(add-function :${1:$$(yas-choose-value '("before" "after" "override"
    "before-while" "before-until" "after-while" "after-until"
    "filter-args" "filter-reture"))} '${2:oldFun} #'${3:FUN})$0
